diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 9629b2a46a4f..76180041eaed 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -78,6 +78,7 @@ jobs:
         run: |
           opam --version
           opam exec -- ocaml -version
+          opam var
 
       - name: Get changed files
         id: changed-files